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Previous Volume 333:1771-1772 December 28, 1995 Number 26 Next

	Since this article has no abstract, we have provided an extract of the first 100 words of the full text and any section headings.

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The article by Boyle et al.¹ in this issue of the Journal indicates that accelerated transport of glucose to the brain is a possible mechanism of unawareness of hypoglycemia on the part of patients with insulin-dependent diabetes mellitus (IDDM). Although initially this increased uptake of glucose in response to hypoglycemia may help protect the brain during later episodes of hypoglycemia, it subsequently deviates from physiologic conditions in a paradoxical manner. In normal humans, small decreases in the plasma glucose concentration to the threshold of 65 mg per deciliter (3.6 mmol per liter) elicit the secretion of the rapid-acting counterregulatory hormones . . . [Full Text of this Article]

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